:root{
  --cw-bg:#f4f8fb;
  --cw-card:#ffffff;
  --cw-text:#0f2433;
  --cw-muted:#607282;
  --cw-primary:#0077b6;
  --cw-primary-dark:#005f91;
  --cw-success:#1f9d55;
  --cw-warning:#f59e0b;
  --cw-danger:#dc2626;
  --cw-border:#d9e5ec;
  --cw-radius:18px;
  --cw-shadow:0 10px 30px rgba(15,36,51,.08);
}

*{box-sizing:border-box}

body{
  margin:0;
  font-family:Inter,Arial,sans-serif;
  background:var(--cw-bg);
  color:var(--cw-text);
  line-height:1.45;
}

a{color:inherit;text-decoration:none}

.cw-v25-shell{
  width:min(1180px,100%);
  margin:0 auto;
  padding:18px;
}

.cw-v25-header{
  background:linear-gradient(135deg,var(--cw-primary),#00a6d6);
  color:white;
  border-radius:0 0 26px 26px;
  padding:22px 18px;
  box-shadow:var(--cw-shadow);
}

.cw-v25-title{
  margin:0;
  font-size:26px;
  font-weight:800;
}

.cw-v25-subtitle{
  margin:6px 0 0;
  opacity:.9;
  font-size:15px;
}

.cw-v25-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:14px;
  margin-top:18px;
}

.cw-v25-card{
  background:var(--cw-card);
  border:1px solid var(--cw-border);
  border-radius:var(--cw-radius);
  padding:18px;
  box-shadow:var(--cw-shadow);
}

.cw-v25-card h2,
.cw-v25-card h3{
  margin:0 0 8px;
}

.cw-v25-muted{color:var(--cw-muted)}

.cw-v25-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:16px;
}

.cw-v25-btn{
  border:0;
  border-radius:16px;
  padding:14px 18px;
  font-size:16px;
  font-weight:800;
  cursor:pointer;
  background:var(--cw-primary);
  color:white;
  min-height:52px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 8px 18px rgba(0,119,182,.18);
}

.cw-v25-btn:hover{background:var(--cw-primary-dark)}

.cw-v25-btn.secondary{
  background:#eaf4f8;
  color:var(--cw-primary-dark);
  box-shadow:none;
}

.cw-v25-btn.success{background:var(--cw-success)}
.cw-v25-btn.warning{background:var(--cw-warning)}
.cw-v25-btn.danger{background:var(--cw-danger)}

.cw-v25-table{
  width:100%;
  border-collapse:collapse;
  background:white;
  border-radius:var(--cw-radius);
  overflow:hidden;
  box-shadow:var(--cw-shadow);
}

.cw-v25-table th,
.cw-v25-table td{
  padding:13px 14px;
  border-bottom:1px solid var(--cw-border);
  text-align:left;
}

.cw-v25-table th{
  background:#eef7fb;
  font-weight:800;
}

input,select,textarea{
  width:100%;
  border:1px solid var(--cw-border);
  border-radius:14px;
  padding:13px;
  font-size:16px;
  background:white;
}

label{
  font-weight:800;
  display:block;
  margin-bottom:6px;
}

.cw-v25-bottom-nav{
  position:fixed;
  left:0;
  right:0;
  bottom:0;
  background:white;
  border-top:1px solid var(--cw-border);
  display:flex;
  justify-content:space-around;
  padding:8px;
  z-index:999;
  box-shadow:0 -8px 22px rgba(15,36,51,.08);
}

.cw-v25-bottom-nav a{
  flex:1;
  text-align:center;
  padding:10px 6px;
  border-radius:14px;
  font-size:13px;

cd ~/systema/cristalwater_corrigido_testado_20260608/backend

mkdir -p frontend/css

cat > frontend/css/crystal-v25.css <<'EOF'
:root{
  --cw-bg:#f4f8fb;
  --cw-card:#ffffff;
  --cw-text:#0f2433;
  --cw-muted:#607282;
  --cw-primary:#0077b6;
  --cw-primary-dark:#005f91;
  --cw-success:#1f9d55;
  --cw-warning:#f59e0b;
  --cw-danger:#dc2626;
  --cw-border:#d9e5ec;
  --cw-radius:18px;
  --cw-shadow:0 10px 30px rgba(15,36,51,.08);
}

*{box-sizing:border-box}

body{
  margin:0;
  font-family:Inter,Arial,sans-serif;
  background:var(--cw-bg);
  color:var(--cw-text);
  line-height:1.45;
}

a{color:inherit;text-decoration:none}

.cw-v25-shell{
  width:min(1180px,100%);
  margin:0 auto;
  padding:18px;
}

.cw-v25-header{
  background:linear-gradient(135deg,var(--cw-primary),#00a6d6);
  color:white;
  border-radius:0 0 26px 26px;
  padding:22px 18px;
  box-shadow:var(--cw-shadow);
}

.cw-v25-title{
  margin:0;
  font-size:26px;
  font-weight:800;
}

.cw-v25-subtitle{
  margin:6px 0 0;
  opacity:.9;
  font-size:15px;
}

.cw-v25-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:14px;
  margin-top:18px;
}

.cw-v25-card{
  background:var(--cw-card);
  border:1px solid var(--cw-border);
  border-radius:var(--cw-radius);
  padding:18px;
  box-shadow:var(--cw-shadow);
}

.cw-v25-card h2,
.cw-v25-card h3{
  margin:0 0 8px;
}

.cw-v25-muted{color:var(--cw-muted)}

.cw-v25-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:16px;
}

.cw-v25-btn{
  border:0;
  border-radius:16px;
  padding:14px 18px;
  font-size:16px;
  font-weight:800;
  cursor:pointer;
  background:var(--cw-primary);
  color:white;
  min-height:52px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 8px 18px rgba(0,119,182,.18);
}

.cw-v25-btn:hover{background:var(--cw-primary-dark)}

.cw-v25-btn.secondary{
  background:#eaf4f8;
  color:var(--cw-primary-dark);
  box-shadow:none;
}

.cw-v25-btn.success{background:var(--cw-success)}
.cw-v25-btn.warning{background:var(--cw-warning)}
.cw-v25-btn.danger{background:var(--cw-danger)}

.cw-v25-table{
  width:100%;
  border-collapse:collapse;
  background:white;
  border-radius:var(--cw-radius);
  overflow:hidden;
  box-shadow:var(--cw-shadow);
}

.cw-v25-table th,
.cw-v25-table td{
  padding:13px 14px;
  border-bottom:1px solid var(--cw-border);
  text-align:left;
}

.cw-v25-table th{
  background:#eef7fb;
  font-weight:800;
}

input,select,textarea{
  width:100%;
  border:1px solid var(--cw-border);
  border-radius:14px;
  padding:13px;
  font-size:16px;
  background:white;
}

label{
  font-weight:800;
  display:block;
  margin-bottom:6px;
}

.cw-v25-bottom-nav{
  position:fixed;
  left:0;
  right:0;
  bottom:0;
  background:white;
  border-top:1px solid var(--cw-border);
  display:flex;
  justify-content:space-around;
  padding:8px;
  z-index:999;
  box-shadow:0 -8px 22px rgba(15,36,51,.08);
}

.cw-v25-bottom-nav a{
  flex:1;
  text-align:center;
  padding:10px 6px;
  border-radius:14px;
  font-size:13px;
  font-weight:800;
  color:var(--cw-muted);
}

.cw-v25-bottom-nav a.active,
.cw-v25-bottom-nav a:hover{
  background:#eaf4f8;
  color:var(--cw-primary-dark);
}

@media(max-width:720px){
  body{padding-bottom:78px}
  .cw-v25-title{font-size:23px}
  .cw-v25-shell{padding:14px}
  .cw-v25-card{padding:16px}
  .cw-v25-btn{width:100%;font-size:17px}
}